Supreme Aqua-Mag 250 Pumps are ideal for saltwater or freshwater aquariums and can 
operate in-line or submerged, with quiet, efficient and reliable 24/7 performance. They feature a magnet impeller assembly 
and an epoxy encased power unit. Recommended Tank Size: 30 Gallons Operates Submerged or In-Line Reusable Debris Pre-Filter Oil Free / Fish Safe Energy Efficient All our pump products are certified to UL or ETL standards Max. Watts/Amps: 24/0.4, Volts: 120 / 60Hz, Inlet: 1/2" FPT, Outlet: 1/2" MPT, Cord Length: 10', Dimensions (L x W x H): 5.0" x 3.8" x 4.2",